2000-06-03 16:23:54 +08:00
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#serial 1
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# Test for the GNU C Library, version 2.1 or newer.
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# From Bruno Haible.
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AC_DEFUN(jm_GLIBC21,
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[
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AC_CACHE_CHECK(whether we are using the GNU C Library 2.1 or newer,
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ac_cv_gnu_library_2_1,
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[AC_EGREP_CPP([Lucky GNU user],
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[
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#include <features.h>
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#ifdef __GNU_LIBRARY__
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#if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2)
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Lucky GNU user
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#endif
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#endif
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],
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ac_cv_gnu_library_2_1=yes,
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ac_cv_gnu_library_2_1=no)
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]
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)
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2000-06-03 16:29:33 +08:00
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AC_DEFINE_UNQUOTED(GLIBC21, $ac_cv_gnu_library_2_1,
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[we use GNU C Library 2.1 or newer])
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2000-06-03 16:23:54 +08:00
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]
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)
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